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- Thu Oct 01, 2009 5:49 pm
- Forum: Service & Repair of Other Brands
- Topic: Miller Furnace - Heat travels backwards
- Replies: 1
- Views: 2579
Miller Furnace - Heat travels backwards
model - MGHA-070AAFC-02 I don't know what the deal is with my furnace, but it seems that the flame is back-traveling and tripping the temp-switch. I don't understand whats going on here. I don't believe this furnace has a back draft fan, because the tube goes directly into the vertical exhaust. http...